According to police, the 31-year-old female victim, who is understood to be a rough sleeper, was found to have serious hand injuries, which are thought to have been inflicted with a razor during an attack in nearby Chapel Road.

The victim was taken by ambulance to Worthing Hospital where she was detained for treatment.

A Sussex Police spokesman said: “Police officers searched the area and four women were arrested on suspicion of wounding offences.

“They were a 21-year-old, a 20-year-old and a 17-year-old, all from Worthing, and a 19-year-old from Lancing.”

Officers at the scene. Pictures Eddie Mitchell

Anyone who saw what happened or who may have other information concerning the incident is asked to email 101@sussex.pnn.police.uk quoting serial 1013 of 15/02.